Features:
16 Ports per card supports up to 16 IP Phones (IP-ENT16) The KX-TDA0470 is required when using IP Telephones KX-NT136 Each KX-TDA0470 card requires one free slot and supports on to 16 KX-NT136 IP extensions. A maximum of 4 cards can be installed in the KX-TDA100 and 8 can be installed in the KX-TDA200